Running races in or near New Haven, CT
Marathons, 1-milers, 5Ks, half-marathons, 10Ks & more
See below for a frequently-updated, comprehensive list of upcoming running events in the local New Haven, CT area. Races listed here include both walking and running events of various distances — from 1-milers, to 5Ks, to marathons, and everything else in between.
Running-5K - Running or Walking 5K
Organization: Shoreline Sharks
Date of Race: 05-24-2025
Description: Our 14thAnnual Event! We are starting ...
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Running-5K - Runner or Walker
Organization: Shoreline Sharks
Date of Race: 11-27-2025
Description: Our 5th Annual Tradition! Thanksgiving Morning @ ...
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Athlete - 10K - Running or Walking 10K
Organization: Shoreline Sharks
Date of Race: 10-04-2025
Description: Our 9th Annual Rail Trail 10K Race! ...
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Running-Half marathon - Hamden Hills Half Marathon
Organization: Shoreline Sharks
Date of Race: 05-24-2025
Description: Our 14thAnnual Event! We are starting ...
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Running-Half marathon - Gulf Beach Half Marathon
Organization: Shoreline Sharks
Date of Race: 09-13-2025
Description:
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Savin Rock Half Marathon - Savin Rock Half ...
Organization: Shoreline Sharks
Date of Race: 03-29-2025
Description: Connecticut's 2nd largest Marathon Join ...
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Running-Half marathon - 3 Half Marathons Single Entry ...
Organization: Shoreline Sharks
Date of Race: 03-29-2025
Description: The 2025 Shoreline Sharks3 Half Marathon Ticket is a ...
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Savin Rock Marathon - Savin Rock Marathon
Organization: Shoreline Sharks
Date of Race: 03-29-2025
Description: Connecticut's 2nd largest Marathon Join ...
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2025 Shoreline Sharks 3 Half Marathon Entry
Organization: Shoreline Sharks
Date of Race: 03-29-2025
Description: The 2025 Shoreline Sharks3 Half Marathon Ticket is a ...
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2025 Savin Rock Marathon & Half Marathon
Organization: Shoreline Sharks
Date of Race: 03-29-2025
Description: Connecticut's 2nd largest Marathon Join ...
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2025 Shoreline Turkey Trot 5K
Organization: Shoreline Sharks
Date of Race: 11-27-2025
Description: Our 5th Annual Tradition! Thanksgiving Morning @ ...
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2025 Rail Trail 10K Race
Organization: Shoreline Sharks
Date of Race: 10-04-2025
Description: Our 9th Annual Rail Trail 10K Race! ...
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2025 Hamden Hills Half Marathon & Flat 5K
Organization: Shoreline Sharks
Date of Race: 05-24-2025
Description: Our 14thAnnual Event! We are starting ...
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Clinic/camp-Multi-day - One camper
Organization: Trifitness
Date of Race: 06-23-2025
Description: The Trifitness Youth Triathlons Camp is sponsored by theTown of ...
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Clinic/camp-Multi-day - Second child registration
Organization: Trifitness
Date of Race: 06-23-2025
Description: The Trifitness Youth Triathlons Camp is sponsored by theTown of ...
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Clinic/camp-Multi-day - One camper
Organization: Trifitness
Date of Race: 07-21-2025
Description: The Trifitness Youth Triathlons Camp is sponsored by theTown of ...
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Clinic/camp-Multi-day - One camper
Organization: Trifitness
Date of Race: 06-30-2025
Description: The Trifitness Youth Triathlons Camp is sponsored by theTown of ...
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Clinic/camp-Multi-day - Third child registration
Organization: Trifitness
Date of Race: 06-30-2025
Description: The Trifitness Youth Triathlons Camp is sponsored by theTown of ...
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Trifitness Youth Triathlon and Duathlon Camp week #3 ...
Organization: Trifitness
Date of Race: 07-14-2025
Description: The Trifitness Youth Triathlons Camp is sponsored by theTown of ...
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Camp-One-day - One Day June 23 One Camper
Organization: Trifitness
Date of Race: 06-23-2025
Description: The Trifitness Youth Triathlons Camp is sponsored by theTown of ...
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Camp-One-day - One Day July 24 One Camper
Organization: Trifitness
Date of Race: 07-21-2025
Description: The Trifitness Youth Triathlons Camp is sponsored by theTown of ...
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Clinic/camp-Multi-day - Second child registration
Organization: Trifitness
Date of Race: 07-28-2025
Description: The Trifitness Youth Triathlons Camp is sponsored by theTown of ...
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Trifitness Youth Triathlon and Duathlon Camp - week ...
Organization: Trifitness
Date of Race: 06-23-2025
Description: The Trifitness Youth Triathlons Camp is sponsored by theTown of ...
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Trifitness Youth Triathlon and Duathlon camp week # ...
Organization: Trifitness
Date of Race: 06-30-2025
Description: The Trifitness Youth Triathlons Camp is sponsored by theTown of ...
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Complete list of running events in and near New Haven, CT: Marathons, 1-milers, 5Ks, half-marathons, 10Ks, obstacle courses, walking events & more.
More information about New Haven
About New Haven
New Haven (CT) is a city in New Haven County with an estimated population of 129,779.[4]
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Did you know?
The number of U.S. marathon finishers declined from 2014 to 2015 approximately 8 percent.
